الصفحة الرئيسية
Stephen Hewson
William Goulden (1749–1816) Holding a Leyden Jar with a Friction Machine for Generating Electricity in the Background, Founder of the Canterbury Philosophical and Literary Institution
William Goulden (1749–1816) Holding a Leyden Jar with a Friction Machine for Generating Electricity in the Background, Founder of the Canterbury Philosophical and Literary Institution – (Stephen Hewson)
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